| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/3 | 5.5 | -2.0% |
| 2024/3 | 5.6 | -14.1% |
| 2023/3 | 6.6 | -10.4% |
| 2022/3 | 7.3 | -0.2% |
| 2021/3 | 7.3 | +0.5% |
| 2020/3 | 7.3 | -11.6% |
| 2019/3 | 8.3 | -16.0% |
| 2018/3 | 9.8 | +9.4% |
| 2017/3 | 9.0 | +37.9% |
| 2016/3 | 6.5 | +415.7% |
| 2015/3 | 1.3 | -28.9% |
| 2014/3 | 1.8 | +7.0% |
| 2013/3 | 1.7 | -41.5% |
| 2012/3 | 2.8 | +114.8% |
| 2011/3 | 1.3 | +139.9% |
| 2010/3 | 0.6 | - |